27 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
spacing between all carpal ... spacing between all carpal ... #Dissociation #TerryThomas ... Wrist #Scaphoid #Carpal ... #Orthopedics #Sports
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
URT inflammation causes ... severe swelling causes ... Tetanus Toxin -> Spores ... lymph -> Koplik's spots ... peds #pediatrics #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... K-ATPase which imports ... Diagnosis #Algorithm #causes ... potassium #low #pathophysiology
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
share the same pathophysiology ... • Other rare causes ... overgrowth: • Carpal ... endocrinology #pathophysiology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
deficiency: - Short ... expansion (e.g. carpal ... endocrinology #pathophysiology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
with vascular causes ... findings BPPV • Short-lived ... positional episodes caused ... in semicircular canal ... test (posterior canal
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... BRB breakdown causes ... -> Cotton-wool Spots ... -> Elschnig's Spots ... #Retinopathy #pathophysiology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
otalgia Most Common Causes ... externa Mechanical Causes ... Otitis externa - Caused ... vision or black spots ... external ear and ear canal
Pathyophysiology - hyperglycemic crises in patients with diabetes 
Key signs/symptoms of HHS/DKA:
Both: Polyuria, polydipsia, weight loss,
Pathyophysiology ... hyperglycemic crises ... hypotension) DKA: Short
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
paresthesias (carpal ... decade → peripheral/acral ... malignancy Pathophysiology ... or refractory cases ... Endocrinology #Treatment #Pathophysiology